Home / 464,575,672.88-641,127,644.63-252,896,154.89

Finding the Fourth Proportional to 464,575,672.88, 641,127,644.63 and 252,896,154.89

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Solution

The fourth proportional to 464,575,672.88, 641,127,644.63 and 252,896,154.89 is: 349,003,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,575,672.88 : 641,127,644.63 = 252,896,154.89 : x
  2. Step 2: Convert to fraction form
    464,575,672.88/641,127,644.63 = 252,896,154.89/x
  3. Step 3: Cross multiply
    464,575,672.88x = 641,127,644.63 × 252,896,154.89
  4. Step 4: Simplify right side
    464,575,672.88x = 162,138,716,122,844,448
  5. Step 5: Solve for x
    x = 162,138,716,122,844,448/464,575,672.88
  6. Step 6: Final answer
    x = 349,003,888.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.